questions to ask people to determine if liberal or conservative?

Easy,,,, ask him if he is pro-life or pro-choice.
Pro-life is conservative, pro-choice is liberal.

Are you religious?
Yes = Conservative
No = Liberal

Which is worse global warming or terrorism?
Global warming = liberal
Terrorism = conservative.

Do you support gay marriage?
Yes = liberal
No = Conservative

Do gun control laws reduce crime?
Yes = liberal
No = conservative

Do you like Walmart?
Yes = Conservative
No = Liberal

Do you support obamacare?
Yes = liberal
No = conservative

Do you support a flat tax?
Yes = Conservative
No = Liberal

Do you agree or disagree with this statement:

I think the government should commit more resources to helping the poor than it does now.

Ask him who he supports for President. There's a war right now over that, his answer should make his political stances pretty clear.

Are you batshit crazy... if the answer is yes, they are either one or the other.

Here you go:
https://www.politicalcompass.org/test

Why is the medical delivery system so expensive in America?

Do you hate black people?
Do you want to kill Obama?
Do you like bombing brown people?
Are you from the South?

Just ask them which cause they want to bankrupt the country for.

"Do you believe it is the responsibility of the government to ensure the basic needs of the people are met?"

Go to politicalcompass.org. There is a range of questions from which to choose.

Do you believe there should be a "choice" to commit convenient abortive murder?
Do you believe it's natural to have anal intercourse with another man, or is it abnormal?
Do you believe in the natural right to defend yourself, or do you believe you must sacrifice yourself to please the so-called "President" Obama?
Do you believe in the great folly of the overweight lunatic, Al Gore?

ask them if they support womens right to murder their unborn baby

yes-- means they are a liberal

no - means they are a conservative